import router from './router'
import userStore from './store/modules/user';
 

import { Message } from 'element-ui'
import NProgress from 'nprogress' // progress bar
import 'nprogress/nprogress.css' // progress bar style
import { getToken } from '@/utils/auth' // get token from cookie
import getPageTitle from '@/utils/get-page-title'

 

NProgress.configure({ showSpinner: false }) // NProgress Configuration

const whiteList = ['/login', '/auth-redirect'] // no redirect whitelist

router.beforeEach(async(to, from, next) => {
   
  // start progress bar
  NProgress.start()

  // set page title
  document.title = getPageTitle(to.meta.title)

  // determine whether the user has logged in
  const hasToken = getToken()

  if (hasToken) {
    if (to.path === '/login') {
      // if is logged in, redirect to the home page
     
      NProgress.done() // hack: https://github.com/PanJiaChen/vue-element-admin/pull/2939
      next({ path: '/' })
    } else {
      // determine whether the user has obtained his permission roles through getInfo
      const hasRoles = userStore().roles && userStore().roles.length > 0
      if (hasRoles) {
        next()
      } else {
        try {
          const infoRes = await userStore().getInfo();
          let roles = [];
          if (infoRes.roles) {
            roles = infoRes.roles;
          }

    
          
          // console.log('next=', accessRoutes);

          // hack method to ensure that addRoutes is complete
          // set the replace: true, so the navigation will not leave a history record
          next({ ...to, replace: true });
        } catch (error) {
          // remove token and go to login page to re-login
          await userStore().resetToken();
          ElMessage.error(error.message || 'Has Error');
          NProgress.done();
          next(`/login?redirect=${to.path}`);
        }
      }
    }
  } else {
    /* has no token*/

    if (whiteList.indexOf(to.path) !== -1) {
      // in the free login whitelist, go directly
      next()
    } else {
      NProgress.done()
      // other pages that do not have permission to access are redirected to the login page.
      next(`/login?redirect=${to.path}`)
     
    }
  }
})

router.afterEach(() => {
  // finish progress bar
  NProgress.done()
})
